Global Patent Index - EP 0108288 A3

EP 0108288 A3 19851030 - PRODUCTION OF ETHANOL FROM ACETIC ACID

Title (en)

PRODUCTION OF ETHANOL FROM ACETIC ACID

Publication

EP 0108288 A3 19851030 (EN)

Application

EP 83110268 A 19831014

Priority

US 43456282 A 19821015

Abstract (en)

[origin: US4421939A] Ethanol is produced from acetic acid by esterifying the acetic acid with an olefin having at least 4 carbon atoms, hydrogenating the ester obtained into ethanol and a higher alcohol having at least 4 carbon atoms, removing the ethanol, dehydrating the higher alcohol back to the original olefin and recycling the olefin to esterify the acetic acid.

IPC 1-7

C07C 29/136; C07C 31/08; C07C 1/24; C07C 67/04; C07C 69/14

IPC 8 full level

C07C 29/136 (2006.01); B01J 31/00 (2006.01); C07C 1/24 (2006.01); C07C 27/00 (2006.01); C07C 29/149 (2006.01); C07C 31/08 (2006.01); C07C 67/00 (2006.01)

CPC (source: EP US)

C07C 1/24 (2013.01 - EP US); C07C 29/149 (2013.01 - EP US); C07C 67/04 (2013.01 - EP US); C07C 2521/02 (2013.01 - EP US); C07C 2527/173 (2013.01 - EP US)

C-Set (source: EP US)

  1. C07C 1/24 + C07C 11/02
  2. C07C 29/149 + C07C 31/08
  3. C07C 67/04 + C07C 69/14

Citation (search report)

Designated contracting state (EPC)

DE FR GB IT NL

DOCDB simple family (publication)

US 4421939 A 19831220; CA 1205494 A 19860603; EP 0108288 A2 19840516; EP 0108288 A3 19851030; JP S5989636 A 19840523; ZA 837677 B 19841224

DOCDB simple family (application)

US 43456282 A 19821015; CA 438057 A 19830930; EP 83110268 A 19831014; JP 19107683 A 19831014; ZA 837677 A 19831014